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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: HSEh1PBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/3-21G
 hartrees
Energy at 0K-93.987731
Energy at 298.15K 
HF Energy-93.987731
Nuclear repulsion energy32.729015
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at HSEh1PBE/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3308 3187 11.88      
2 A' 3156 3040 36.94      
3 A' 3039 2928 43.92      
4 A' 1712 1649 8.01      
5 A' 1537 1481 2.81      
6 A' 1373 1322 65.03      
7 A' 1100 1060 51.43      
8 A" 1193 1149 56.86      
9 A" 1120 1079 25.45      

Unscaled Zero Point Vibrational Energy (zpe) 8768.6 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 8446.8 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at HSEh1PBE/3-21G
ABC
6.68244 1.14267 0.97581

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.055 0.589 0.000
N2 0.055 -0.685 0.000
H3 -0.827 1.241 0.000
H4 1.013 1.109 0.000
H5 -0.901 -1.088 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.27461.09651.08971.9302
N21.27462.11872.03411.0370
H31.09652.11871.84412.3300
H41.08972.03411.84412.9133
H51.93021.03702.33002.9133

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 112.834 N2 C1 H3 126.476
N2 C1 H4 118.500 H3 C1 H4 115.023
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.176      
2 N -0.506      
3 H 0.186      
4 H 0.222      
5 H 0.275      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.563 1.275 0.000 2.017
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.508 2.181 0.000
y 2.181 -12.435 0.000
z 0.000 0.000 -13.351
Traceless
 xyz
x 1.385 2.181 0.000
y 2.181 -0.006 0.000
z 0.000 0.000 -1.380
Polar
3z2-r2-2.759
x2-y20.927
xy2.181
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.324 0.330 0.000
y 0.330 3.444 0.000
z 0.000 0.000 0.888


<r2> (average value of r2) Å2
<r2> 19.649
(<r2>)1/2 4.433